linux-kernel - Re: [PATCH] apparmor: remove unused argument of aa

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Date:   Thu, 2 Sep 2021 22:43:29 -0500
From:   "Serge E. Hallyn" <serge@...lyn.com>
To:     Austin Kim <austindh.kim@...il.com>
Cc:     john.johansen@...onical.com, jmorris@...ei.org, serge@...lyn.com,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] apparmor: remove unused argument of aa_umount()

On Tue, Aug 31, 2021 at 01:09:12AM +0100, Austin Kim wrote:
> The 'flags' argument in aa_umount() is not used,
> so it had better remove unused argument.

Seems fine, thanks.

Reviewed-by: Serge Hallyn <serge@...lyn.com>


> Signed-off-by: Austin Kim <austindh.kim@...il.com>
> ---
>  security/apparmor/include/mount.h | 2 +-
>  security/apparmor/lsm.c           | 2 +-
>  security/apparmor/mount.c         | 2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/security/apparmor/include/mount.h b/security/apparmor/include/mount.h
> index a710683b2496..9327456cda09 100644
> --- a/security/apparmor/include/mount.h
> +++ b/security/apparmor/include/mount.h
> @@ -42,7 +42,7 @@ int aa_new_mount(struct aa_label *label, const char *dev_name,
>  		 const struct path *path, const char *type, unsigned long flags,
>  		 void *data);
>  
> -int aa_umount(struct aa_label *label, struct vfsmount *mnt, int flags);
> +int aa_umount(struct aa_label *label, struct vfsmount *mnt);
>  
>  int aa_pivotroot(struct aa_label *label, const struct path *old_path,
>  		 const struct path *new_path);
> diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
> Index 0834ba6a8a2e..58ba3f0605d2 100644
> --- a/security/apparmor/lsm.c
> +++ b/security/apparmor/lsm.c
> @@ -574,7 +574,7 @@ static int apparmor_sb_umount(struct vfsmount *mnt, int flags)
>  
>  	label = __begin_current_label_crit_section();
>  	if (!unconfined(label))
> -		error = aa_umount(label, mnt, flags);
> +		error = aa_umount(label, mnt);
>  	__end_current_label_crit_section(label);
>  
>  	return error;
> diff --git a/security/apparmor/mount.c b/security/apparmor/mount.c
> index aa6fcfde3051..e33de97839ec 100644
> --- a/security/apparmor/mount.c
> +++ b/security/apparmor/mount.c
> @@ -610,7 +610,7 @@ static int profile_umount(struct aa_profile *profile, const struct path *path,
>  			   AA_MAY_UMOUNT, &perms, info, error);
>  }
>  
> -int aa_umount(struct aa_label *label, struct vfsmount *mnt, int flags)
> +int aa_umount(struct aa_label *label, struct vfsmount *mnt)
>  {
>  	struct aa_profile *profile;
>  	char *buffer = NULL;
> -- 
> 2.20.1